in new york city, this is "nightline," july 21st, 2010. >> good evening, i'm cynthia mcfadden. we begin with business, and rather, remarkable news at facebook, which announced today that it had signed up its 500 millionth user. not bad for a website that didn't exist until six years ago. the story of its creation by founder mark zuckerberg has become almost mythological. soon a movie will bring that story to life. butch as the movie makers say, you don't get to 500 million friends without making a few enemies. so, who is mark zuckerberg? diane sawyer went to facebook's headquarters to find out what makes the 26-year-old ceo tick. >> reporter: 500 million. that's the mind boggling number of users facebook hit this week. to give you an idea of how many people that is, it's the population of the united states, japan and germany combined. hard to believe that the i illusi illusive, very young ceo, mark zuckerberg, founded facebook only six years ago. this a milestone for you, though? when you were dreaming, can we get to 80 million -- >> it's definitely pretty surreal. >> reporter:

in new york city, this is "nightline," july 22nd, 2010. >> good evening, i'm cynthia mcfadden. we begin tonight with a classic business battle being waged over an iconic magazine, "playboy." once a place that pushed the boundaries of sex in american society is now attempting to remain relevant in the internet age. hugh hefner is determined to put the hop back in the bunny. as john donvan reports for our series "modern sex in america." >> reporter: icon. that overused word, but this one really qualifies. you know what it is and what it stands for. you know who created it, because he is as much an icon himself, as much the face of playboy enterprises as that flat rabbit he launched an incredible 57 years ago, which makes him as of this week, when we sat down together at the playboy mansion in los angeles, 84 years old, announcing his retirement -- not. why not let go? why not retire? >> because i think that retirement is the first step towards the grave. >> reporter: to the contrary. right now, hefner is on a mission to buy back all the shares of playboy enterprises still held by

." >> announcer: from the global resources of abc news, with terry moran, martin bashir and cynthia mcfadden in new york city, this is "nightline," july 16th, 2010. . . . >>> tonight on "nightline," sour apple? we get an exclusive look inside the secret world of apple, on the day steve jobs admits the new iphone 4 isn't perfect. >> we're not perfect. >> so, does the flaw threaten the image of the world's most creative company. >>> plus, war on relig >> >> good evening. we begin tonight with technology and one of america's most celebrated companies, which finds itself in an unfamiliar place. the hot seat. since the much-anticipated iphone 4 hit stores three weeks ago, the company has sold more than 3 million of them, but they've fielded massive complaints, specifically regarding the phone's faulty antenna. today, ceo steve jobs tried to deflect the criticism and allowed us into their secret lab. how serious is apple about quality control? bill weir has our report. >> we're introducing iphone 4. >> reporter: so, how can the most successful ceo in america go from this -- >> this is beyond a dou

and cynthia mcfadden from "nightline" snagged the first tv interview with jolie to talk about it. g and beautiful and a mommy of six as she is, she's also nobody's pushover. and she can't be in a movie like this one. do you like the physical side of making a movie like this? >> i do. not always. you know, i think you do some of these. and you're exhausted after and you'd like to do something else. but i hadn't worked for about a year and a half. and i had babies. i was sitting at home in my nightgown, reading the script. you know, looking and feeling completely opposite to the character on the page. and thinking, this would be good for me. this would be good to balance my life. get out there and be physical and strong. >> reporter: if part of the plan was to get out of her nightgown, that certainly happened. and then some. as evelyn salt, cia agent and possible russian spy, she hangs off buildings, slides down elevator shafts, and even jumps on a moving truck. did you get hurt at all? >> i did. i got hurt in the most ridiculous way. embarrassing. i had to come into a door shooting.

. >> announcer: from the global resources of abc news, with terry moran, martin bashir and cynthia mcfadden in new york city, this is "nightline," july 15th, 2010. >> good evening, i'm terry moran. and we're going to begin tonight with an inspiring story of personal courage and medical triumph. you are about to meet a woman who, as a teenager, had her face blown apart by an accidental shotgun blast. it was a miracle that she survived. but now, more than a decade later, with a family of her own, she's undergone a remarkable procedure that's altered her life for the better. her journey is amazing. but we want you to know that some of the pictures you are about to see are very disturbing. ashleigh banfield has the exclusive report. >> i had gorgeous blue eyes. i had darker blond hair. i had a nice tan. i've always had nice shaped eye brows. i was very beautiful. naturally beautiful. >> reporter: for the last 11 years, chrissy steltz has been living without a face. there's a gaping hole where her eyes, nose and cheeks used to be. >> ready? okay. >> reporter: but today, through the miracle of sc

global >> announcer: from the global resources of abc news, with terry moran, martin bashir and cynthia mcfadden in new york city, this is "nightline," july 28th, 2010. >> good evening, i'm terry moran. and we're going to begin tonight with a look at so-called shock ads. they're public service announcements that use realistic gore and graphic imagery to discourage viewers from risky behavior. the short television spots pioneered in the uk and australia are now cropping up in the united states, and some vumers say they're just too much. advocates say it's just what we need. here's vicki mabrey with the story. >> reporter: this is what disaster looks like, just seconds before it happens. in this car, four, happy, healthy tangers out to have fun, until the driver's attention is diverted by texting. what happens next is frightening, gory, and very realist realistic. >> i think the texting while driving ad is a new way to go, and will be very effective, because it's almost like watching in real time. >> reporter: to media watchers like barbara lippard, this public service announcement being aired by

. >> announcer: from the global resources of abc news, with martin bashir and cynthia mcfadden in new york city, and terry moran in washington, this is "nightline," july 23rd, 2010. >> good evening, i'm terry moran. lance armstrong is one of the most famous athletes in the world, a cycling champion, a cancer survivor and a man as comfortable ming ming with celebrities as he is on the seat of his bike. but as he prepares for his final weekend at the tour de france, a federal investigation into alleged doping by him and his former team threatens to tarnish his golden image. the investigation was sparked by allegations by former friend and teammate floyd landis. tonight, landis and others once teammate floyd landis. tonight, landis and others once close to lance go on camera for the first time for our special report, "did lance cheat?" neal karlinsky has the "nightline" exclusive. >> reporter: on a warm summer's night this week in bend, oregon, the man at the center of one of the biggest scandals in sports history. >> hope for the best. >> reporter: couldn't have looked more out of place

as my "nightline" co-anchor cynthia mcfadden reports, breaking up is getting harder to do. >> arizona'sutiful state. i think people were living off their credit cards. i built my business based on the credit cards. >> reporter: when the housing market collapsed in phoenix, so did don's home electronic's business. >> so it was real hard. >> reporter: soon, it seemed, everything else he had was collapsing too. >> when the credit cards went and everything else went with it, it's difficult. it put a lot of strain on our relationship. >> reporter: one of the casualties was his marriage to his wife, dawn. >> we have a lot of problems. and a lot of financial problems. and that causes, you know, other things in our lives. >> it's all about survival right now. >> reporter: he went bankrupt and the bank foreclosed on their home. >> you know what are we going to do, what are we going to do, what are we going to do? as a man, it's tough to hear that all the time because it's our responsibility to provide. it was much easier for me to get away from that and say, i'll do the best i can do, and that's

>> announcer: from the global resources of abc news, with terry moran, martin bashir and cynthia mcfadden in new york city, this is "nightline," july 20th, 2010. >> good evening. i'm terry moran. and we're going to begin tonight with a strange phenomenon that many find simply unbelievable. animal hoarding, it's called. these are people that are far more than pet lovers. no, they are truly obsessed by the need to obtain and keep pets, sometimes by the dozen, sometimes by owning 100 or more. many of them choose to live in squalor rather than parting with their pets. our yunji de nies peered into this world and the psychological mind-set of animal hollywooders. >> reporter: olga watched helplessly as investigators removed dozens of animals, dogs, cats, pigeons, even a fox, some alive, many dead from her philadelphia home, a place where she says the animals were well cared for. >> i spare no expense. they're my babies. i have no husband or children to worry about. they were my children. >> reporter: this shocking scene is all too common. >> one of the biggest animal hoarding cases ever. >> 25

here's cynthia mcfadden now with more. >> arizona is a beautiful state.ness based on the credit cards. >> reporter: when the housing market collapsed in phoenix, so did don burns' home electronics business. >> so it was real hard. >> reporter: soon, it seemed, everything else he had was collapsing, too. >> when the credit cards went and everything else went with it, it's -- difficult. it put a lot of strain on our relationship. >> reporter: one of the casualties was his marriage to his wife, dawn. >> we have a lot of problems. a lot of financial problems. and that causes, you know, other things in our lives. >> it's all about survival right now. >> reporter: he went bankrupt and the bank foreclosed on their home. >> you know, what are we going to do, what are we going to do, what are we going to do? i mean, as a man, it's tough to hear that all the time because it's our responsibility to provide. so it was much easier for me to get away from that. >> reporter: they decided to separate. >> it's tough. >> reporter: but though they are living apart, they can

for cynthia mcfadden, martin bashir and all of us at abc news, good night, america. >> jimmy: hi, i'm jimmy kimmel. from the new movie "twilight: eclipse," nikki reed is here. we have music from the-dream. and kevin james is with us to do battle with our fearsome security twosome. tug! and here we go. look at this. yeah. there's going to be some serious tugging on tonight's show. "jimmy kimmel live," back in two tugging on tonight's show. "jimmy kimmel live," back in two minutes. yalty program.ber of this hotels well, how far away is it? okay, we take a train 40 miles to a dude ranch where we pick up a couple of horses that we ride to a nearby river. then we canoe upstream to a helicopter that takes us to the conference. or we could book with hotels.com and stay closer. see, with welcomerewards, no matter where you accumulate 10 nights, you get a free one. huh. smarter. [ male announcer ] accumulate 10 nights and get a night free. welcomerewards from hotels.com. smart. so smart. like the new double bacon & cheese omelet sandwich! they're all new. toasty, tasty, and made to your order.

for cynthia mcfadden and martin bashir and all of us at abc news, good night. >> jimmy: hi, i'm jimmy kimmel with a word about the new htc aria, the high-powered, very small smart phone that delivers the entire web and friend stream, which lets see what everybody in your social network is up to at a glance. maybe bigger isn't always better, you know, guillermo? >> whatever. >> jimmy: what's wrong? >> i don't like little guillermo. i don't like you. you are big and stupid! >> jimmy: sorry, big guillermo, but i agree. just like the htc aria, little guillermo is smarter, more powerful, and he can fit anywhere. >> yeah, anywhere! >> go away! >> jimmy: and did i mention how fast little guillermo is? >> how fast? >> almost as fast as the htc aria. >> hey! wow, fast. >> dicky: the htc aria, you want it all. you want it small. >> jimmy: "jimmy kimmel live" is back in two minutes with jay baruchel, ali the bachelorette, music from n.e.r.d. and kyra sedgwick. arby's has a new jr. deluxe, and suddenly i'm the world's greatest dad. oven-roasted beef, fresh lettuce and tomato, a dab of mayo... it'